Examples with SecurityExpressionHandler org.springframework.security.access.expression.SecurityExpressionHandler used on opensource projects

Example 1 with SecurityExpressionHandler

use of org.springframework.security.access.expression.SecurityExpressionHandler in project spring-security by spring-projects.

the class WebExpressionVoterTests method grantsAccessIfExpressionIsTrueDeniesIfFalse.

@Test
public void grantsAccessIfExpressionIsTrueDeniesIfFalse() {
    WebExpressionVoter voter = new WebExpressionVoter();
    Expression ex = mock(Expression.class);
    EvaluationContextPostProcessor postProcessor = mock(EvaluationContextPostProcessor.class);
    when(postProcessor.postProcess(any(EvaluationContext.class), any(FilterInvocation.class))).thenAnswer(new Answer<EvaluationContext>() {

        public EvaluationContext answer(InvocationOnMock invocation) throws Throwable {
            return invocation.getArgumentAt(0, EvaluationContext.class);
        }
    });
    WebExpressionConfigAttribute weca = new WebExpressionConfigAttribute(ex, postProcessor);
    EvaluationContext ctx = mock(EvaluationContext.class);
    SecurityExpressionHandler eh = mock(SecurityExpressionHandler.class);
    FilterInvocation fi = new FilterInvocation("/path", "GET");
    voter.setExpressionHandler(eh);
    when(eh.createEvaluationContext(user, fi)).thenReturn(ctx);
    when(ex.getValue(ctx, Boolean.class)).thenReturn(Boolean.TRUE).thenReturn(Boolean.FALSE);
    ArrayList attributes = new ArrayList();
    attributes.addAll(SecurityConfig.createList("A", "B", "C"));
    attributes.add(weca);
    assertThat(voter.vote(user, fi, attributes)).isEqualTo(AccessDecisionVoter.ACCESS_GRANTED);
    // Second time false
    assertThat(voter.vote(user, fi, attributes)).isEqualTo(AccessDecisionVoter.ACCESS_DENIED);
}

Example 2 with SecurityExpressionHandler

use of org.springframework.security.access.expression.SecurityExpressionHandler in project spring-security by spring-projects.

the class AbstractAuthorizeTag method getExpressionHandler.

/*------------- Private helper methods  -----------------*/
@SuppressWarnings({ "unchecked", "rawtypes" })
private SecurityExpressionHandler<FilterInvocation> getExpressionHandler() throws IOException {
    ApplicationContext appContext = SecurityWebApplicationContextUtils.findRequiredWebApplicationContext(getServletContext());
    Map<String, SecurityExpressionHandler> handlers = appContext.getBeansOfType(SecurityExpressionHandler.class);
    for (SecurityExpressionHandler h : handlers.values()) {
        if (FilterInvocation.class.equals(GenericTypeResolver.resolveTypeArgument(h.getClass(), SecurityExpressionHandler.class))) {
            return h;
        }
    }
    throw new IOException("No visible WebSecurityExpressionHandler instance could be found in the application " + "context. There must be at least one in order to support expressions in JSP 'authorize' tags.");
}